(Netter Basic Science) Frank H. Netter - Atlas of Human Anatomy-Elsevier (2018)

Muscle Tables
3
MUSCLE
Rectus capitis
posterior
minor
MUSCLE GROUP
Suboccipital
PROXIMAL
ATTACHMENT
(ORIGIN)
Tubercle of posterior
arch of atlas
Rhomboid major Superficial back Spinous processes of
T2–T5 vertebrae
Rhomboid minor Superficial back Nuchal ligament,
spines of C7 and
T1 vertebrae
Rotatores Transversospinales Transverse processes
of cervical,
thoracic, and
lumbar regions
Semispinalis Transversospinales Transverse processes
of C4–T12
Serratus posterior
inferior
Serratus posterior
superior
Intermediate back
Intermediate back
Spinous processes of
T11–L2
Nuchal ligament,
spinous processes
of C7–T3
Splenius capitis Spinotransverse Nuchal ligament,
spinous processes
of C7–T4
Splenius cervicis Spinotransverse Spinous processes of
T3–T6
Trapezius Superficial back Superior nuchal line,
external occipital
protuberance,
nuchal ligament,
spinous processes
of C7–T12
DISTAL
ATTACHMENT
(INSERTION) INNERVATION BLOOD SUPPLY MAIN ACTIONS
Median inferior nuchal
line
Medial border of
scapula below base
of spine of scapula
Medial border of
scapula at spine of
scapula
Lamina and transverse
process of spine
above, spanning
one or two
segments
Spinous processes of
cervical and
thoracic regions
Inferior aspect of ribs
9–12
Superior aspect of ribs
2–5
Mastoid process of
temporal bone,
lateral third of
superior nuchal line
Transverse processes
(C1–C3)
Lateral third of
clavicle, acromion,
spine of scapula
Suboccipital nerve
Dorsal scapular
nerve
Dorsal scapular
nerve
Posterior rami of
spinal nerves
Posterior rami of
spinal nerves
Anterior rami of
lower thoracic
nerves
Anterior rami of
upper thoracic
nerves
Posterior rami of
middle cervical
nerves
Posterior rami of
lower cervical
nerves
Accessory nerve
(CN XI)
Vertebral artery,
descending branch of
occipital artery
Dorsal scapular
OR deep branch of
transverse cervical
artery, dorsal
perforating branches
of upper five or
six posterior
intercostal arteries
Dorsal scapular
OR deep branch of
transverse cervical
artery, dorsal
perforating branches
of upper five or
six posterior
intercostal arteries
Dorsal branches of
segmental arteries
Cervical portions:
occipital, deep
cervical, and vertebral
arteries
Thoracic portions: dorsal
branches of posterior
intercostal arteries
Posterior intercostal
arteries
Posterior intercostal
arteries
Descending branch of
occipital artery, deep
cervical artery
Descending branch of
occipital artery, deep
cervical artery
Transverse cervical
artery, dorsal
perforating branches
of posterior intercostal
arteries
Extends head
Fixes scapula to
thoracic wall and
retracts and
rotates it to
depress glenoid
cavity
Fixes scapula to
thoracic wall and
retracts and
rotates it to
depress glenoid
cavity
Stabilizes, extends,
and rotates spine
Extends head, neck,
and thorax and
rotates them to
opposite side
Depresses ribs
Elevates ribs
Bilaterally: extends
head
Unilaterally: laterally
bends (flexes) and
rotates face to
same side
Bilaterally: extends
neck
Unilaterally: laterally
bends (flexes) and
rotates neck
toward same side
Elevates, retracts,
and rotates
scapula; lower
fibers depress
scapula
Muscle Tables Table 3.3
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